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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* e-printable.c
* Copyright 2000, 2001, Ximian, Inc.
*
* Authors:
* Chris Lahey <clahey@ximian.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License, version 2, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#include <config.h>
#include <gtk/gtksignal.h>
#include "gal/util/e-util.h"
#include "e-printable.h"
#define EP_CLASS(e) ((EPrintableClass *)((GtkObject *)e)->klass)
#define PARENT_TYPE GTK_TYPE_OBJECT
static GtkObjectClass *e_printable_parent_class;
enum {
PRINT_PAGE,
DATA_LEFT,
RESET,
HEIGHT,
WILL_FIT,
LAST_SIGNAL
};
static guint e_printable_signals [LAST_SIGNAL] = { 0, };
static void
e_printable_class_init (GtkObjectClass *object_class)
{
EPrintableClass *klass = E_PRINTABLE_CLASS(object_class);
e_printable_parent_class = g_type_class_ref (PARENT_TYPE);
e_printable_signals [PRINT_PAGE] =
g_signal_new ("print_page",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (EPrintableClass, print_page),
NULL, NULL,
e_marshal_NONE__OBJECT_DOUBLE_DOUBLE_BOOLEAN,
G_TYPE_NONE, 4, G_TYPE_OBJECT, G_TYPE_DOUBLE,
G_TYPE_DOUBLE, G_TYPE_BOOLEAN);
e_printable_signals [DATA_LEFT] =
g_signal_new ("data_left",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (EPrintableClass, data_left),
NULL, NULL,
e_marshal_BOOLEAN__NONE,
G_TYPE_BOOLEAN, 0, G_TYPE_NONE);
e_printable_signals [RESET] =
g_signal_new ("reset",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (EPrintableClass, reset),
NULL, NULL,
e_marshal_NONE__NONE,
G_TYPE_NONE, 0, G_TYPE_NONE);
e_printable_signals [HEIGHT] =
g_signal_new ("height",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (EPrintableClass, height),
NULL, NULL,
e_marshal_DOUBLE__OBJECT_DOUBLE_DOUBLE_BOOLEAN,
G_TYPE_DOUBLE, 4, G_TYPE_OBJECT, G_TYPE_DOUBLE,
G_TYPE_DOUBLE, G_TYPE_BOOLEAN);
e_printable_signals [WILL_FIT] =
g_signal_new ("will_fit",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (EPrintableClass, will_fit),
NULL, NULL,
e_marshal_BOOLEAN__OBJECT_DOUBLE_DOUBLE_BOOLEAN,
G_TYPE_BOOLEAN, 4, G_TYPE_OBJECT, G_TYPE_DOUBLE,
G_TYPE_DOUBLE, G_TYPE_BOOLEAN);
klass->print_page = NULL;
klass->data_left = NULL;
klass->reset = NULL;
klass->height = NULL;
klass->will_fit = NULL;
}
E_MAKE_TYPE (e_printable,
"EPrintable",
EPrintable,
e_printable_class_init,
NULL,
PARENT_TYPE)
EPrintable *
e_printable_new(void)
{
return E_PRINTABLE(g_object_new(E_PRINTABLE_TYPE, NULL));
}
void
e_printable_print_page (EPrintable *e_printable,
GnomePrintContext *context,
gdouble width,
gdouble height,
gboolean quantized)
{
g_return_if_fail (e_printable != NULL);
g_return_if_fail (E_IS_PRINTABLE (e_printable));
g_signal_emit (e_printable,
e_printable_signals [PRINT_PAGE], 0,
context,
width,
height,
quantized);
}
gboolean
e_printable_data_left (EPrintable *e_printable)
{
gboolean ret_val;
g_return_val_if_fail (e_printable != NULL, FALSE);
g_return_val_if_fail (E_IS_PRINTABLE (e_printable), FALSE);
g_signal_emit (e_printable,
e_printable_signals [DATA_LEFT], 0,
&ret_val);
return ret_val;
}
void
e_printable_reset (EPrintable *e_printable)
{
g_return_if_fail (e_printable != NULL);
g_return_if_fail (E_IS_PRINTABLE (e_printable));
g_signal_emit (e_printable,
e_printable_signals [RESET], 0);
}
gdouble
e_printable_height (EPrintable *e_printable,
GnomePrintContext *context,
gdouble width,
gdouble max_height,
gboolean quantized)
{
gdouble ret_val;
g_return_val_if_fail (e_printable != NULL, -1);
g_return_val_if_fail (E_IS_PRINTABLE (e_printable), -1);
g_signal_emit (e_printable,
e_printable_signals [HEIGHT], 0,
context,
width,
max_height,
quantized,
&ret_val);
return ret_val;
}
gboolean
e_printable_will_fit (EPrintable *e_printable,
GnomePrintContext *context,
gdouble width,
gdouble max_height,
gboolean quantized)
{
gboolean ret_val;
g_return_val_if_fail (e_printable != NULL, -1);
g_return_val_if_fail (E_IS_PRINTABLE (e_printable), -1);
g_signal_emit (e_printable,
e_printable_signals [WILL_FIT], 0,
context,
width,
max_height,
quantized,
&ret_val);
return ret_val;
}
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